Init NT-MP406 Silicone Skins for iPod nano (2-Pack) Compatible with 4th-generation Apple iPod nano - To protect your iPod from scratches. Acrylic material - For added durability. Access to iPod controls - To maintain the functionality of your iPod while it is in the case. Includes 1 clear and 1 black case - For stylish protection. MFG Part: NT-MP406